@axios.com 4 years ago Pfizer and BioNTech's preliminary analysis of their potential vaccine is the best coronavirus news so far
@abc.net.au 4 years ago Pfizer says early COVID-19 vaccine data suggests its shots may be 90 per cent effective. But that figure could change
@theguardian.com 4 years ago Covid-19 vaccine candidate is 90% effective, says manufacturer